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Chemistry

Chemistry
The gas used for artificial ripening of green fruit is

ethylene
ethane
carbon dioxide
acetylene

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Chemistry
Dry ice is the solid form of :

Carbon di–oxide
Water
Air
Nitrogen

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Chemistry
Which one of the following vegetable oils is used in the manufacture of paints?

Linseed oil
Cottonseed oil
Palm oil
Sunflower oil

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Chemistry
Citric acid is present in free form in

Apple
Lemon
Milk
Tamarind

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Chemistry
The advantage of detergents over soaps is

Soaps give lather with only soft water
Detergents could not give much lather
Detergents give lather even with hard water
Detergents are soluble in water

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Chemistry
Aluminium can be purified by

Distillation
Electrolysis
Ozonolysis
Oxidation

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MORE MCQ ON Chemistry

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